mirror of
https://github.com/xiaoyifang/goldendict-ng.git
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126 lines
3.3 KiB
C++
126 lines
3.3 KiB
C++
/* This file is (c) 2012 Tvangeste <i.4m.l33t@yandex.ru>
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* Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
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#include "translatebox.hh"
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#include <QAction>
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#include <QHBoxLayout>
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#include <QEvent>
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#include <QKeyEvent>
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#include <QApplication>
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#include <QModelIndex>
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#include <QScrollBar>
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#include <QStyle>
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#include <QStringListModel>
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#include <QTimer>
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TranslateBox::TranslateBox( QWidget * parent ):
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QWidget( parent ),
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translate_line( new QLineEdit( this ) ),
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m_popupEnabled( false )
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{
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completer = new QCompleter( words, this );
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resize( 200, 90 );
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QSizePolicy sizePolicy( QSizePolicy::Fixed, QSizePolicy::Preferred );
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sizePolicy.setHorizontalStretch( 0 );
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sizePolicy.setVerticalStretch( 0 );
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setSizePolicy( sizePolicy );
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setFocusProxy( translate_line );
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translate_line->setObjectName( "translateLine" );
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translate_line->setPlaceholderText( tr( "Type a word or phrase to search dictionaries" ) );
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auto layout = new QHBoxLayout( this );
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setLayout( layout );
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layout->setContentsMargins( 0, 0, 0, 0 );
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layout->addWidget( translate_line );
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auto dropdown = new QAction( QIcon( ":/icons/1downarrow.svg" ), tr( "Drop-down" ), this );
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connect( dropdown, &QAction::triggered, this, &TranslateBox::rightButtonClicked );
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translate_line->addAction( dropdown, QLineEdit::TrailingPosition );
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translate_line->addAction( new QAction( QIcon( ":/icons/system-search.svg" ), "", this ),
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QLineEdit::LeadingPosition );
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translate_line->setFocusPolicy( Qt::ClickFocus );
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translate_line->installEventFilter( this );
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translate_line->setCompleter( completer );
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completer->setCompletionMode( QCompleter::UnfilteredPopupCompletion );
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completer->setMaxVisibleItems( 16 );
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connect( completer,
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QOverload< const QString & >::of( &QCompleter::activated ),
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translate_line,
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[ & ]( const QString & ) {
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emit translate_line->returnPressed();
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} );
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}
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void TranslateBox::setText( const QString & text, bool showPopup )
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{
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setPopupEnabled( showPopup );
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translate_line->setText( text );
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}
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void TranslateBox::setPopupEnabled( bool enable )
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{
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m_popupEnabled = enable;
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showPopup();
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}
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void TranslateBox::setSizePolicy( QSizePolicy policy )
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{
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QWidget::setSizePolicy( policy );
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if ( translate_line )
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translate_line->setSizePolicy( policy );
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}
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void TranslateBox::setModel( QStringList & _words )
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{
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disconnect( completer,
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0,
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translate_line,0 );
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auto model = (QStringListModel *)( completer->model() );
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model->setStringList( _words );
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connect( completer,
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QOverload< const QString & >::of( &QCompleter::activated ),
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translate_line,
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[ & ]( const QString & ) {
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emit translate_line->returnPressed();
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} );
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}
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void TranslateBox::showPopup()
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{
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if ( m_popupEnabled ) {
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completer->popup()->show();
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completer->complete();
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}
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else {
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completer->popup()->hide();
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}
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}
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QLineEdit * TranslateBox::translateLine()
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{
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return translate_line;
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}
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QWidget * TranslateBox::completerWidget()
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{
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return completer->widget();
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}
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void TranslateBox::rightButtonClicked()
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{
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setPopupEnabled( !m_popupEnabled );
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}
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void TranslateBox::setSizePolicy( QSizePolicy::Policy hor, QSizePolicy::Policy ver )
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{
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setSizePolicy( QSizePolicy( hor, ver ) );
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}
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